74516906 has 4 divisors (see below), whose sum is σ = 111775362. Its totient is φ = 37258452.

The previous prime is 74516881. The next prime is 74516957. The reversal of 74516906 is 60961547.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60961547 = 41 ⋅1486867.

It can be written as a sum of positive squares in only one way, i.e., 69872881 + 4644025 = 8359^2 + 2155^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 74516906.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18629225 + ... + 18629228.

Almost surely, 2^74516906 is an apocalyptic number.

74516906 is a deficient number, since it is larger than the sum of its proper divisors (37258456).

74516906 is a wasteful number, since it uses less digits than its factorization.

74516906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37258455.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 74516906 is about 8632.3175335480. The cubic root of 74516906 is about 420.8089209858.

The spelling of 74516906 in words is "seventy-four million, five hundred sixteen thousand, nine hundred six".